#include <iostream>
#include <fstream>
#define MOD 1999999973
#define ll long long
using namespace std;
ifstream f ("lgput.in");
ofstream g ("lgput.out");
ll a,p;
ll power(ll a, ll p, ll mod)
{
    ll i,sol=1;
    for (i=0;(1<<i)<=p;i++)
    {
        if (((1<<i)&p)>0)
            sol=(sol*a)%mod;
        else a=(a*a)%mod;
    }
    return sol;
}
int main ()
{
    f>>a>>p;
    g<<power(a,p,MOD);
    return 0;
}